Security fit for a king on tap for royal wedding

It's set to be a wedding for the ages — the pomp and pageantry, the hundreds of thousands of well-wishers lining the route to Westminster Abbey to catch a glimpse of Britain's royal couple of the moment. But would-be terrorists, stalkers and troublemakers be warned: Armed, plainclothes and special tactical police units will be out in full force. And the military guards decked out in their ceremo